A double-feature of Vincente Minnelli movies, “Gigi” (1958) and “The Reluctant Debutante” (1958), shows tonight (Monday, Aug. 8) and tomorrow night (Tuesday, Aug. 9) at the Stanford Theatre. “Gigi” is a chance to catch up with a man (Minnelli) who was conceivably the greatest musical director of the classic Hollywood era. And “Reluctant Debutante” is a chance ...